Merge pull request #835 from ctiller/credit

Makefile

build.json

examples/pubsub/main.cc

examples/pubsub/publisher_test.cc

examples/pubsub/subscriber_test.cc

include/grpc++/channel_arguments.h

include/grpc++/create_channel.h

include/grpc++/credentials.h

include/grpc++/server.h

include/grpc++/server_builder.h

include/grpc++/server_credentials.h

include/grpc/grpc.h

include/grpc/grpc_security.h

src/core/security/factories.c

src/core/security/security_context.c

src/core/security/server_secure_chttp2.c

src/core/surface/lame_client.c

src/cpp/client/channel.cc

src/cpp/client/channel.h

src/cpp/client/create_channel.cc